I can't load my old save, getting this error:

The mod Space Exploration (0.6.138) caused a non-recoverable error.
Please report this error to the mod author.

Error while running event space-exploration::on_configuration_changed
The mod Rampant (3.3.4) caused a non-recoverable error.
Please report this error to the mod author.

Error while running event Rampant::script_raised_destroy (ID 80)
Rampant/libs/ChunkPropertyUtils.lua:554: attempt to index local 'map' (a nil value)
stack traceback:
Rampant/libs/ChunkPropertyUtils.lua:554: in function <Rampant/libs/ChunkPropertyUtils.lua:550>
(...tail calls...)
Rampant/control.lua:471: in function <Rampant/control.lua:422>
stack traceback:
[C]: in function 'destroy'
space-exploration/scripts/core-miner.lua:773: in function 'remove_colliding_entities'
space-exploration/scripts/core-miner.lua:661: in function 'create_seam'
space-exploration/scripts/core-miner.lua:580: in function 'generate_core_seam_positions'
space-exploration/scripts/core-miner.lua:446: in function 'reset_seams'
space-exploration/scripts/migrate.lua:2136: in function '?'
space-exploration/scripts/migrate.lua:271: in function 'do_migrations'
space-exploration/control.lua:1893: in function 'callback'
space-exploration/scripts/event.lua:20: in function 'sequence'
space-exploration/scripts/event.lua:59: in function 'trigger'
space-exploration/scripts/event.lua:65: in function <space-exploration/scripts/event.lua:65>

I was able to migrate my save first by loading it with all new mods and old Rampant_3.1.2, then changed rampant to last version and finished the migration. It works now.